chore(deps): bump moment from 2.24.0 to 2.29.4 in /web

Bumps [moment](https://github.com/moment/moment) from 2.24.0 to 2.29.4.
- [Release notes](https://github.com/moment/moment/releases)
- [Changelog](https://github.com/moment/moment/blob/develop/CHANGELOG.md)
- [Commits](moment/moment@2.24.0...2.29.4)

---
updated-dependencies:
- dependency-name: moment
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

web/package.json

@@ -35,7 +35,7 @@
     "html-webpack-plugin": "2.29.0",
     "ify-loader": "^1.1.0",
     "jsondiffpatch": "^0.3.11",
-    "moment": "^2.24.0",
+    "moment": "^2.29.4",
     "moment-timezone": "^0.5.23",
     "ms": "^2.1.1",
     "node-sass": "^6.0.1",

web/yarn.lock

@@ -8358,9 +8358,9 @@ moment-timezone@^0.5.23:
   dependencies:
     moment ">= 2.9.0"
 
-"moment@>= 2.9.0", moment@^2.24.0:
-  version "2.24.0"
-  resolved "https://registry.yarnpkg.com/moment/-/moment-2.24.0.tgz#0d055d53f5052aa653c9f6eb68bb5d12bf5c2b5b"
+"moment@>= 2.9.0", moment@^2.29.4:
+  version "2.29.4"
+  resolved "https://registry.yarnpkg.com/moment/-/moment-2.29.4.tgz#3dbe052889fe7c1b2ed966fcb3a77328964ef108"
 
 monotone-convex-hull-2d@^1.0.1:
   version "1.0.1"